1) Here a mention of this: "A few more things to add to the nostaligia: 1) Pickled Eggs 2) The "Good Diggin" bumper sticker" Source and further information: http://pointyuniverse.blogspot.com/2007/03/cream-shop-friday-smell-sludge-write.html 2) It is a saying. I understand it as meaning about the same as "Good luck!". For instance, it will be said as encouragement if you are looking for some sort of treasure. (Remember the gold diggers). On the other side, it could sometimes be said as an acknowledgment for your discovery. Some examples: - "great. thanks, and good diggin of the info": http://www.democraticunderground.com/discuss/duboard.php?az=view_all&address=102x2873658 - "Good diggin', buddy! Not that this is a surprise, but it's so typical of their fabricated fundigelical koolaid peddling. Nice catch!": http://www.democrats.org/a/2006/06/set_your_tivo.php - "Peace and good diggin": http://forums.djztrip.com/showthread.php?page=5&t=2723 - "this needs a good diggin’!!! grab yer shuvels n foller me……………" (here with a link to the "digg" site) http://emptywheel.firedoglake.com/2009/01/10/democrats-trying-to-reverse-bushs-attempt-to-dismantle-uaw-by-fiat/ http://digg.com/politics/Democrats_Try_to_Undo_Bush_Effort_to_Destroy_UAW "Interesting website, enjoyed it, good luck on future digs. Looks like you have a wonderful collection." "its good to see that you know a treasure when you see one. Enjoyed your site keep up the good diggin." http://www.privymaster.org/geobook.html